Favipiravir

Suppliers

Names

[ Name ]:
Favipiravir

[Synonym ]:
6-fluoro-3-oxo-3,4-dihydropyrazine-2-carboxamide
2-Pyrazinecarboxamide,6-fluoro-3-hydroxy
T-705
6-fluoro-3-hydroxy-2-pyrazinecarboxamide
6-Fluoro-3-oxo-3,4-dihydro-2-pyrazinecarboxamide
2-Pyrazinecarboxamide, 6-fluoro-3,4-dihydro-3-oxo-
Avigan
6-Fluoro-3-hydroxypyrazine-2-carboxamide
favipiravir
UNII-EW5GL2X7E0

Chemical & Physical Properties

[ Density]:
1.6±0.1 g/cm3

[ Boiling Point ]:
552.6±50.0 °C at 760 mmHg

[ Melting Point ]:
192 °C

[ Molecular Formula ]:
C₅H₄FN₃O₂

[ Molecular Weight ]:
157.103

[ Flash Point ]:
288.0±30.1 °C

[ Exact Mass ]:
157.028748

[ PSA ]:
88.84000

[ LogP ]:
0.78

[ Vapour Pressure ]:
0.0±1.5 mmHg at 25°C

[ Index of Refraction ]:
1.600

Safety Information

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

2-Pyrazinecarbonitrile, 6-fluoro-3,4-dihydro-3-oxo-
3-hydroxypyrazine-2-carboxamide
methyl 6-fluoro-3-oxo-3,4-dihydro-2-pyrazinecarboxylate
Pyrazinecarboxamide, 3-amino-6-fluoro- (9CI)
3,6-Dichloro-2-pyrazinecarbonitrile
3,6-Difluoro-2-pyrazinecarbonitrile

DownStream

Customs

[ HS Code ]: 2934999090

[ Summary ]:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%